CN104453803B - 一种复合煤成气藏多层合采方法及结构 - Google Patents
一种复合煤成气藏多层合采方法及结构 Download PDFInfo
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- CN104453803B CN104453803B CN201410519594.7A CN201410519594A CN104453803B CN 104453803 B CN104453803 B CN 104453803B CN 201410519594 A CN201410519594 A CN 201410519594A CN 104453803 B CN104453803 B CN 104453803B
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- CN
- China
- Prior art keywords
- gas
- fracturing
- coaliferous
- perforation
- coal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/14—Obtaining from a multiple-zone well
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/006—Production of coal-bed methane
Abstract
Description
Claims (6)
Priority Applications (1)
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CN201410519594.7A CN104453803B (zh) | 2014-09-30 | 2014-09-30 | 一种复合煤成气藏多层合采方法及结构 |
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CN201410519594.7A CN104453803B (zh) | 2014-09-30 | 2014-09-30 | 一种复合煤成气藏多层合采方法及结构 |
Publications (2)
Publication Number | Publication Date |
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CN104453803A CN104453803A (zh) | 2015-03-25 |
CN104453803B true CN104453803B (zh) | 2017-10-10 |
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CN201410519594.7A Expired - Fee Related CN104453803B (zh) | 2014-09-30 | 2014-09-30 | 一种复合煤成气藏多层合采方法及结构 |
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CN (1) | CN104453803B (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105649597A (zh) * | 2016-03-18 | 2016-06-08 | 河南理工大学 | 一种煤层气垂直井特厚煤层桥塞联作分段压裂增产方法 |
CN106917600A (zh) * | 2017-05-02 | 2017-07-04 | 贵州煤层气能源开发有限公司 | 一种旋转式多球投球器 |
CN107605451B (zh) * | 2017-09-15 | 2018-06-22 | 中国地质大学(武汉) | 一种基于组合型射孔的阶梯排量压裂泵注方法 |
CN108197421B (zh) * | 2017-12-27 | 2021-09-21 | 中海石油(中国)有限公司 | 一种致密气和煤层气联合开发有利区量化评价方法 |
CN110242254B (zh) * | 2018-08-24 | 2021-08-20 | 北京奥瑞安能源技术开发有限公司 | 一种煤层气开采方法 |
CN111472722B (zh) * | 2020-03-12 | 2022-02-01 | 中国石油天然气股份有限公司 | 煤层气合采井分层产气能力预测方法以及装置 |
CN111271040A (zh) * | 2020-03-30 | 2020-06-12 | 重庆地质矿产研究院 | 一种适用于多、薄煤层的水力压裂方法 |
CN114320237B (zh) * | 2021-12-20 | 2023-08-15 | 中煤地质集团有限公司 | 一种新型复合煤成气藏煤层气多层合采方法 |
CN115030700B (zh) * | 2022-04-26 | 2023-04-18 | 安徽理工大学 | 一种利用煤层气致裂油气储层的油气抽采系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4679630A (en) * | 1985-12-23 | 1987-07-14 | Canadian Hunter Exploration Ltd. | Method of completing production wells for the recovery of gas from coal seams |
CN102852509A (zh) * | 2012-09-04 | 2013-01-02 | 中国石油天然气股份有限公司 | 高阶煤煤层气储层压裂的方法 |
CN103174453A (zh) * | 2013-03-28 | 2013-06-26 | 重庆大学 | 一种煤矿井下多煤层分层水力压裂方法 |
CN204238921U (zh) * | 2014-09-30 | 2015-04-01 | 贵州省煤层气页岩气工程技术研究中心 | 一种复合煤成气藏多层合采结构 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2436576B (en) * | 2006-03-28 | 2008-06-18 | Schlumberger Holdings | Method of facturing a coalbed gas reservoir |
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2014
- 2014-09-30 CN CN201410519594.7A patent/CN104453803B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4679630A (en) * | 1985-12-23 | 1987-07-14 | Canadian Hunter Exploration Ltd. | Method of completing production wells for the recovery of gas from coal seams |
CN102852509A (zh) * | 2012-09-04 | 2013-01-02 | 中国石油天然气股份有限公司 | 高阶煤煤层气储层压裂的方法 |
CN103174453A (zh) * | 2013-03-28 | 2013-06-26 | 重庆大学 | 一种煤矿井下多煤层分层水力压裂方法 |
CN204238921U (zh) * | 2014-09-30 | 2015-04-01 | 贵州省煤层气页岩气工程技术研究中心 | 一种复合煤成气藏多层合采结构 |
Non-Patent Citations (3)
Title |
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大兴矿煤层气水力压裂工艺及储层改造分析;卢昊阳等;《矿业工程研究》;20131231;第28卷(第4期);第57-61页 * |
潘庄煤层气井分压合采技术及其应用分析;张双斌等;《煤炭工程》;20140531;第46卷(第5期);第51-53页 * |
煤层气和相邻煤成气合采探索与研究;张建民等;《2008年煤层气学术研讨会论文集》;20081231;第353-359页 * |
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CN104453803A (zh) | 2015-03-25 |
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Inventor after: Yi Tongsheng Inventor after: Jin Jun Inventor after: Chen Jie Inventor after: Zhou Xiaozhi Inventor after: Zhao Lingyun Inventor after: Zhao Xia Inventor after: Bai Lina Inventor after: Luo Kaiyan Inventor after: Gao Wei Inventor before: Yi Tongsheng Inventor before: Gao Wei Inventor before: Zeng Jiayao Inventor before: Jin Jun Inventor before: Ye Jiang Inventor before: Zhao Xia Inventor before: Zhou Xiaozhi Inventor before: Zhao Lingyun Inventor before: Bai Lina Inventor before: Luo Kaiyan Inventor before: Chen Jie |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20171010 Termination date: 20180930 |